高层塔楼超大跨度超高空间连体钢结构设计与施工关键技术

Design and Construction Key Technology of Super-large-span and Ultra-high Spatial Connected Steel Structure of High-rise Tower

高层塔楼超大跨度超高空间连体钢结构空间大、跨度长、体系构造复杂,为规避施工中不良情况发生,确保安全施工,在方案立项比选、初步深化设计、系统结构设计、前期试验论证、模拟结构计算、BIM模拟施工、整体提升施工等阶段要做到综合全面考虑。在施工中要加强管控调度,全方位落实,保证超大跨度超高空间连体钢结构工程顺利实施。结合广州律师大厦二期项目高层塔楼超大跨度超高空间连体钢结构施工,对钢结构系统设计与施工进行全方位介绍与科学分析。在实施中将模拟计算、BIM设计与结构空间碰撞转化为实际空间结构,进行全过程设计与施工创新技术总结。

In order to avoid the occurrence of adverse conditions in the construction and ensure safe construction,comprehensive consideration should be given to the large space,large-span and complex system structure of the super-large-span and ultra-high spatial connected steel structure of high-rise tower in the stages of project approval and selection,preliminary detailed design,system structure design,preliminary test demonstration,simulation structure calculation,BIM simulation construction,and overall lifting construction.During the construction,the control and scheduling,implement it in all directions should be strengthened,and the smooth implementation of the super-large-span and ultra-high spatial connected steel structure project is ensured.Combined with the construction of Guangzhou Lawyer Building PhaseⅡproject super-large-span and ultra-high spatial connected steel structure of high-rise tower,the design and construction of steel structure system are comprehensively described and scientifically analyzed.In the implementation,the simulation calculation,BIM design and structural space collision are converted into actual spatial structure,and the whole process design and construction innovation technology is summarized.